How can I redeem a voucher?

To redeem a voucher, follow these steps:

1. Log in to Tierio.
2. Click on "Upgrade to premium” .
3. Scroll down and click on “Click here to redeem your voucher”.
4. Enter your voucher code.
5. Confirm by clicking “Redeem”.

The voucher amount will be deducted from the total at checkout.